HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$257+ Cheap flights from Duluth (DLH) to Ontario

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — YYZ
oct. 11 — oct. 181
sam. 10/11
sam. 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Duluth to Ontario with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Duluth to Ontario

Keep the following information in mind while searching for Duluth to Ontario flight deals. Data was last updated septembre 11, 2025.

Round-trip from

$557
(United Airlines)

One-way from

$257
(Delta)
From Duluth Intl to Ontario
Search Deals
One-way flight from Duluth Intl to Ontario
Search Deals

Find flight deals from Duluth to Ontario

Cheapest flights from Duluth to Ontario
Explore the most affordable flight options available from Duluth to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septembre 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/69:45 amDLH - YYZ
1 stop13h 13mUnited Airlines
mar. 10/149:00 pmYYZ - DLH
1 stop14h 45mUnited Airlines
Deal found 9/9$557
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 10/254:10 pmDLH - YUL
1 stop6h 11mDelta
sam. 11/17:00 amYUL - DLH
1 stop5h 22mDelta
Deal found 9/9$587
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/64:10 pmDLH - YYZ
1 stop6h 08mDelta
mar. 10/147:24 pmYYZ - DLH
1 stop5h 18mDelta
Deal found 9/11$623
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 10/253:07 pmDLH - YUL
2 stops19h 59mUnited Airlines
sam. 11/18:20 amYUL - DLH
2 stops14h 39mUnited Airlines
Deal found 9/10$661
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 9/194:20 pmDLH - YYZ
2 stops29h 20mDelta
mar. 9/237:21 pmYYZ - DLH
1 stop4h 22mDelta
Deal found 9/9$707
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 9/214:20 pmDLH - YYZ
2 stops17h 59mDelta
sam. 9/276:00 amYYZ - DLH
1 stop5h 02mDelta
Deal found 9/9$742
This United Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 9/199:45 amDLH - YYZ
1 stop8h 52mUnited Airlines
mar. 9/237:00 amYYZ - DLH
1 stop4h 45mUnited Airlines
Deal found 9/9$852

Cheapflights Fare Finder

 
Customize your flight search to find flights from Duluth to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septembre 11, 2025.
Use the filters below to find and compare flights from Duluth to Ontario that are best for you.

Fly from

Duluth

Fly to

Ontario

Route

Depart

Return

Price

DuluthToronto

DLH - YYZ

DLHYYZ

Duluth Intl

lun. 10/6

9:45 am-11:58 pm

1 stop13h 13m

Toronto Pearson Intl

mar. 10/14

9:00 pm-10:45 am

1 stop14h 45m

$557

DuluthMontreal

DLH - YUL

DLHYUL

Duluth Intl

sam. 10/25

4:10 pm-11:21 pm

1 stop6h 11m

Montreal Pierre Elliott Trudeau Intl

sam. 11/1

7:00 am-11:22 am

1 stop5h 22m

$587

DuluthToronto

DLH - YYZ

DLHYYZ

Duluth Intl

lun. 10/6

4:10 pm-11:18 pm

1 stop6h 08m

Toronto Pearson Intl

mar. 10/14

6:20 am-11:22 am

1 stop6h 02m

$623

DuluthMontreal

DLH - YUL

DLHYUL

Duluth Intl

sam. 10/25

3:07 pm-12:06 pm

2 stops19h 59m

Montreal Pierre Elliott Trudeau Intl

sam. 11/1

8:20 am-9:59 pm

2 stops14h 39m

$661

DuluthToronto

DLH - YYZ

DLHYYZ

Duluth Intl

dim. 9/21

4:20 pm-11:19 am

2 stops17h 59m

Toronto Pearson Intl

sam. 9/27

6:00 am-10:02 am

1 stop5h 02m

$742

DuluthToronto

DLH - YYZ

DLHYYZ

Duluth Intl

dim. 9/21

7:50 am-12:22 am

2 stops15h 32m

Toronto Pearson Intl

sam. 9/27

8:00 am-7:13 pm

2 stops12h 13m

$1,469

DuluthMontreal

DLH - YUL

DLHYUL

Duluth Intl

ven. 10/24

4:10 pm-8:37 am

2 stops15h 27m

$257

DuluthToronto

DLH - YYZ

DLHYYZ

Duluth Intl

mer. 2/25

8:05 am-4:00 pm

1 stop6h 55m

$278

DuluthMontreal

DLH - YUL

DLHYUL

Duluth Intl

dim. 10/26

11:14 am-3:57 pm

1 stop27h 43m

$397

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Best time to book a flight from Duluth to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Duluth with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Duluth to Ontario
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Duluth to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Duluth to Ontario?

    For a flight from Duluth to Ontario, you will be flying from Duluth Intl. Duluth Intl (DLH) is just 5.8 mi from the center of the city.

  • How long is the flight from Duluth to Region of Ontario?

    Departing from Duluth to Region of Ontario will take you 6h 11m. The distance between Duluth and Region of Ontario is about 885 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Duluth to Ontario that include hotel bookings?

    Yes. In addition to deals on Duluth to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Duluth to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Duluth to Ontario.

  • Can I find deals for business class flights from Duluth to Ontario?

    Yes. Cheapflights offers flight deals from Duluth to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Duluth to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Duluth to Region of Ontario (average of $243). Flying from Duluth to Region of Ontario in August is currently the most expensive (average of $348). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Duluth to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Minneapolis to Pearson Intl flights
Minneapolis to Pierre Elliott Trudeau Intl flights
Minneapolis to Vancouver Intl flights
Minneapolis to Calgary flights
Minneapolis to Winnipeg flights
Minneapolis to Edmonton flights
Minneapolis to Saskatoon flights
Minneapolis to Abbotsford flights
Minneapolis to Toronto Island flights
Minneapolis to Kelowna flights
Minneapolis to Québec City flights
Minneapolis to Halifax flights
Minneapolis to Hamilton flights
Minneapolis to Victoria flights
Sioux Falls to Pearson Intl flights
Minneapolis to St. John's flights
Rochester to Pierre Elliott Trudeau Intl flights
Sioux Falls to Pierre Elliott Trudeau Intl flights
Fargo to Calgary flights
Sioux Falls to Calgary flights
Fargo to Winnipeg flights
Duluth to Pearson Intl flights
Fargo to Pierre Elliott Trudeau Intl flights
Minneapolis to Thunder Bay flights
Sioux Falls to Québec City flights
Minneapolis to Ottawa flights
Duluth to Pierre Elliott Trudeau Intl flights
Sioux Falls to Vancouver Intl flights
Fargo to Québec City flights
Minneapolis to Kamloops flights
Minneapolis to London flights
Minneapolis to Moncton flights
Rochester to Vancouver Intl flights
Duluth to Winnipeg flights
Rochester to Pearson Intl flights
Minneapolis to Penticton flights
Minneapolis to Charlottetown flights
Rochester to Halifax flights
Bemidji to Pearson Intl flights
Thief River Falls to Pearson Intl flights
Minneapolis to Prince George flights
Minneapolis to St John flights
Minneapolis to Sydney flights
Minneapolis to Deer Lake flights
Minneapolis to Campbell River flights
La Crosse to Calgary flights
La Crosse to Pierre Elliott Trudeau Intl flights
La Crosse to Halifax flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.